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Definition of septic

septic

/ˈsɛp.tɪk/
sep · tic

Adverb:septically
•
Plural:septics
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septic Lexical Profile

septic Game Scores & Validity

• adjective

1

Infected with harmful bacteria or microorganisms, or relating to sepsis and tissue putrefaction.

Example

"Without proper cleaning and antibiotic treatment, the deep wound could easily become septic."


2

Relating to or utilizing a drainage system in which sewage is decomposed through the action of anaerobic bacteria.

Example

"Homes in rural areas often rely on an underground septic tank rather than a municipal sewer line."

Synonyms
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Antonyms
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• noun

1

North American A septic tank or an entire domestic septic sewage system.

Example

"Before purchasing the farmhouse, the buyers hired an inspector to check the condition of the septic."


2

British An American person (Cockney and Australian rhyming slang from 'septic tank', rhyming with 'Yank').

Example

"The pub was crowded with tourists and a few noisy septics watching the football match."

Synonyms
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• Rhymes for septic

Word Origin & Etymology

Borrowed in the early 17th century via Latin septicus from Ancient Greek septikos ('putrefying'), derived from sepein ('to make rotten or putrid').

Cite this Entry


Wordmom. (2026). Definition of Septic. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/septic
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